package Demo2;

public class Mouse implements USB{
    @Override
    public void openDevice() {
        System.out.println("打开鼠标。。。");
    }

    @Override
    public void closeDevice() {
        System.out.println("关闭鼠标。。。");
    }
    public void click(){
        System.out.println("鼠标点击。。。");
    }
}
